The eGFR may also be affected by a variety of drugs, such as gentamicin, cisplatin, and cefoxitin that increase creatinine levels, and by any condition that decreases blood flow to the kidneys. The calculation for eGFR is intended to be used when kidney function and creatinine production are stable.
A standard chess board has 64 individual squares, but 204 squares if you count squares of all sizes. A regulation board consists of eight squares in each direction. Continue Reading.
Looking at the differences in the number of squares in a 0, 1, 2, 3, 4, etc. sided board, I noticed the pattern 1, 4, 9, 16, ... Those are perfect squares, so all you have to do to find how many squares there are on an n sided board is add n^2 to the number of squares on an n-1 sided board.